<button mat-raised-button color="primary" (click)="fullScreen()">全屏</button>
<button mat-raised-button color="primary" (click)="exitFullScreen()">退出全屏</button>
<button mat-raised-button color="primary" (click)="readFile()">读取文件</button>
<button mat-raised-button color="primary" (click)="sendPost()">发一个请求</button>
<button mat-raised-button color="primary" (click)="sendPostInMain()">发一个请求(ipcMain)</button>
<mat-list>
    <mat-list-item  *ngFor="let item of items"  >
        <mat-icon matListIcon>
          <i class="material-icons" *ngIf="item.success">check e5ca</i>
          <i class="material-icons" *ngIf="!item.success">clear e14c</i>
        </mat-icon>
        <h3 matLine> {{item.name}} </h3>
    </mat-list-item>
  </mat-list>
